include/asm-cris/elf.h

   1 #ifndef __ASMCRIS_ELF_H
   2 #define __ASMCRIS_ELF_H
   3
   4 /*
   5  * ELF register definitions..
   6  */
   7
   8 #include <asm/arch/elf.h>
   9 #include <asm/user.h>
  10
  11 typedef unsigned long elf_greg_t;
  12
  13 /* Note that NGREG is defined to ELF_NGREG in include/linux/elfcore.h, and is
  14    thus exposed to user-space. */
  15 #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t))
  16 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
  17
  18 /* A placeholder; CRIS does not have any fp regs.  */
  19 typedef unsigned long elf_fpregset_t;
  20
  21 /*
  22  * This is used to ensure we don't load something for the wrong architecture.
  23  */
  24 #define elf_check_arch(x) ( (x)->e_machine == EM_CRIS )
  25
  26 /*
  27  * These are used to set parameters in the core dumps.
  28  */
  29 #define ELF_CLASS       ELFCLASS32
  30 #define ELF_DATA        ELFDATA2LSB;
  31 #define ELF_ARCH        EM_CRIS
  32
  33 #define USE_ELF_CORE_DUMP
  34
  35 #define ELF_EXEC_PAGESIZE       8192
  36
  37 /* This is the location that an ET_DYN program is loaded if exec'ed.  Typical
  38    use of this is to invoke "./ld.so someprog" to test out a new version of
  39    the loader.  We need to make sure that it is out of the way of the program
  40    that it will "exec", and that there is sufficient room for the brk.  */
  41
  42 #define ELF_ET_DYN_BASE         (2 * TASK_SIZE / 3)
  43
  44 /* This yields a mask that user programs can use to figure out what
  45    instruction set this CPU supports.  This could be done in user space,
  46    but it's not easy, and we've already done it here.  */
  47
  48 #define ELF_HWCAP       (0)
  49
  50 /* This yields a string that ld.so will use to load implementation
  51    specific libraries for optimization.  This is more specific in
  52    intent than poking at uname or /proc/cpuinfo.
  53 */
  54
  55 #define ELF_PLATFORM  (NULL)
  56
  57 #ifdef __KERNEL__
  58 #define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
  59 #endif
  60
  61 #endif